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2021 Network L. Rev. 1 (2021)

handle is hein.journals/ntwklwrvw2021 and id is 1 raw text is: 23 January 2021•Pablo Ibanez Colomo-Antitrust Law, Guests Be Careful What You Wish For Emerging regimes for the regulation of digital markets share a common philosophy. They are grounded on the belief that, if authorities enjoyed more discretion and, in the same vein, if the constraints to which they are subject were reduced, they would be in a position to intervene fast, and adopt the sort of far-reaching remedies which, the argument goes, digital markets demand. In this sense, the new instruments represent, first and foremost, a departure from the limits of competition law systems. Establishing the anticompetitive object or effect of a practice and ensuring that the theories underpinning intervention reflect mainstream views are seen, from this perspective, as a burden that may dangerously delay much-needed action. There are reasons to question whether this philosophy will deliver on its promises. Granting discretion to an authority to fine-tune digital markets whenever it deems it necessary does not address the fundamental challenges raised by the measures proposed. The phenomenal difficulty that comes with the latter does not relate to the lack of discretion, but to the very nature of the intervention expected from authorities. Redesigning products (as in Google Shopping), altering business models (as in Android), and re-allocating rents across the supply chain (is a 30% commission too much or just about appropriate?) are complex tasks, prone to errors, which are not made any easier by doing away with the need to show the anticompetitive object and/or effect of a practice (or the need to weigh such effects against any pro-competitive gains). The lengthy aftermath of the Google saga, and 1

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